Questions tagged [brakes]
Disc/rim/drum/coaster brakes; braking technique, maintaining brakes, anything else about stopping a bike.
1,233
questions
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Why is QR considered a problem for disc rotor alignment and not rim brake alignment?
My QR disc bike has never had an issue with rubbing rotors after putting the wheel in, and it feels like the axle only has one resting place in both my front and rear dropouts. What about QR would let ...
- 128k
2
votes
2
answers
238
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Rear disc brakes work intermittently
My son's 26" mountain bike's rear mechanical disc brakes work when it's on my bike stand, but will not grip or stop when the bike is on the ground.
When there is any downward force on the rear ...
- 60.5k
4
votes
2
answers
649
views
Brakes not going back on their own
Found a some what rusted bike frame on side of road, and I’m working on fixing it. The rear brakes seem to be sticking quite a bit, they stay in the actuated position after release.
There doesn’t seem ...
- 22.1k
6
votes
0
answers
105
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What is forward drag on a coaster brake
I have a single-gear coaster brake bicycle that needed fixing. I would have to pedal real hard to get it to go and backpedal a block in advance for bike to stop. Very spongy brakes. Well I took brake ...
- 13.9k
7
votes
4
answers
4k
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Why is my bike clunky, and what is this loose string?
I have a black sport trail all terrain Rockrider that I bought from Walmart for around 150 dollars. All was well for a few months, until I noticed a loud clunky sound with my pedals that made it hard ...
- 60.5k
1
vote
1
answer
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SRAM Rival brake caliper screws/bolts are rusty, how to replace?
I have a full SRAM Rival groupset from 2011. Having used it in humid and rainy places for a while, most of the parts are OK, but the small button-head screws (or bolts?) in the QR pivot for the brake ...
0
votes
1
answer
361
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Tektro HD-M275 rear brake making grinding noises while braking
I got Tektro HD-M275 hydraulic disc brakes with 180mm rotors, front brake is working perfectly with no issues. Under light braking rear brake works normally without any noises or vibrations, but as ...
CommunityBot
- 1
0
votes
1
answer
543
views
SRAM force axs brake judder/shake/vibrate
I have problem with my SRAM force axs brakes, I bought new disc brake rotors and as well brake pads, cleaned it all changed it, but yet when I brake it just totally judders or vibrates it just doesn’t ...
CommunityBot
- 1
8
votes
1
answer
609
views
How do hydraulic interrupter brake levers work?
It has come to my attention that interrupter-style levers are available for hydraulic brakes now.
By interrupter lever, I mean those levers which can be mounted to the same cable on an alternate ...
- 29.8k
6
votes
1
answer
176
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Replacement for "Weinmann Symetric"
Can I replace these "Weinmann Symetric" brakes on my city bike with something modern? The rim width is ~25mm. I have only found similar brakes online for road bikes, which do not fit the rim ...
- 3,722
6
votes
2
answers
194
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How to temporarily plug hydraulic brake hoses to route them through frame without leaking fluid
Is there a way to temporarily plug and seal hydraulic disc brake hoses as well as hydraulic dropper post hoses, before installing them or removing them from a frame? The idea is to keep things tidy ...
- 51
3
votes
1
answer
394
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What's this nugget called in these tektro drop levers?
Inside of this hole there used to be a cylindrical stopper or drift that was used to set the lever pull distance. It dropped out of this on a ride at some point and I can't find it. Since I don't know ...
- 33.6k
3
votes
1
answer
126
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Why do brake cables come out of barrel adjuster when they are loose?
My brake cable got unattached from the pinch bolt and came loose. I then noticed that at the other end the cable housing was not inside the barrel adjuster anymore. I thought something broke at the ...
- 758
3
votes
2
answers
564
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Cantilever brake is missing its mounting screws and washers, how do I replace them?
Context
I am fixing up a BSO where the rear cantilever brake is missing. I want to keep this project green and cheap, and there is a good supply of used cantilever brakes online. But they often come ...
- 11
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vote
3
answers
1k
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My brakes rotate around after I tighten them and other v-brake questions
I recently purchased the long type of v-brake pads from Disco Brakes at Amazon. These are the ones with the tail.
My original brakes were the simple shorter kind, installed as small spacer/washer/...
- 11